(19)

(11)

EP 1 495 249 A1

(12)

(43) Date of publication: 12.01.2005 Bulletin 2005/02 (21) Application number: 03721420.2 (22) Date of filing: 20.03.2003

(51) International Patent Classification (IPC)7: F16L 11/08 (86) International application number: PCT/US2003/008756 (87) International publication number: WO 2003/089829 (30.10.2003 Gazette 2003/44)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR Designated Extension States: AL LT LV MK (30) Priority: 18.04.2002 US 124913 (71) Applicant: Parker Hannifin Corporation Cleveland, OH 44124-4141 (US)	(72) Inventors: FISHER, William, C. Cuyahoga Falls, OH 44221 (US) SWAILS, Michael, R. Madison, OH 44057 (US) (74) Representative: Pilch, Adam John Michael  D Young & Co120 Holborn London EC1N 2DY London EC1N 2DY (GB)